387
FZPN01 KWBC 100936
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU OCT 10 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
OCTOBER 16 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP

FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH
PACIFIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG
WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO
WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 12 FEET OR
GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH,
AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER
CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO
PRESERVE CONTINUITY WHERE APPROPRIATE.

SECURITE

PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT
TO 50N 160E

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0600 UTC OCT 10.
24 HOUR FORECAST VALID 0600 UTC OCT 11.
48 HOUR FORECAST VALID 0600 UTC OCT 12.

.WARNINGS.

...STORM WARNING...
.LOW 45N149W 992 MB MOVING E 15 KT. WITHIN 120 NM N...240 NM E
AND 360 NM SE QUADRANTS WINDS 35 TO 50 KT. SEAS 8 TO 15 FT.
ELSEWHERE FROM 34N TO 49N BETWEEN 140W AND 167W WINDS 25 TO 40
KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW 44N140W 997 MB. WITHIN 420 NM N...480 NM
E...60 NM SE...720 NM S...600 NM SW...AND 420 NM W QUADRANTS
WINDS 25 TO 40 KT. SEAS 9 TO 20 FT...HIGHEST NEAR 40N145W.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW TO FORM NEAR
41N130W 1006 MB. FROM 31N TO 44N BETWEEN 125W AND 139W WINDS TO
25 KT. SEAS 8 TO 12 FT.

...STORM WARNING...
.LOW NW OF AREA 57N178E 989 MB MOVING SE 20 KT AND RAPIDLY
INTENSIFYING AFTER 24 HOURS. WITHIN 240 NM SW SEMICIRCLE WINDS 30
TO 45 KT. SEAS 9 TO 17 FT. ELSEWHERE WITHIN 420 NM SW AND
SE...AND 360 NM NE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 53N169W 983 MB.
WITHIN 420 NM S...540 NM SW...AND 420 NM NW QUADRANTS WINDS 35 TO
50 KT. SEAS 9 TO 22 FT...HIGHEST FROM 47N TO 53N BETWEEN 170W AND
175E. ELSEWHERE WITHIN 600 NM NE...840 NM E...900 NM SE...960 NM
S...AND 780 NM SW...840 NM W...AND 720 NM N QUADRANTS WINDS 25 TO
40 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST COMPEX LOW WITH MAIN LOW 52N160W 959 MB. WITHIN
150 NM NE AND N A LINE FROM 55N136W TO 59N150W TO 59N153W...FROM
56N TO 59N BETWEEN 158W AND 161W...AND WITHIN 180 NM W SEMICIRCLE
WINDS 45 TO 60 KT.  SEAS 15 TO 34 FT...HIGHEST IN THE GULF OF
ALASKA. ELSEWHERE WITHIN 660 NM S...540 NM SW...600 NM W...660 NM
NW...AND 420 NM N QUADRANTS...AND N OF 50N BETWEEN 131W AND A
LINE FROM 50N136W TO 57N144W TO 59N151W TO 59N153W WINDS 35 TO 50
KT. SEAS 9 TO 30 FT...HIGHEST WITHIN 660 NM W AND SW QUADRANTS.
ALSO WITHIN 720 NM NE...1200 NM E...1080 NM SE AND S...960 NM
SW...840 NM W...AND 840 NM N QUADRANTS WINDS 25 TO 40 KT. SEAS 9
TO 21 FT...HIGHEST SW OF CENTER.

...STORM WARNING...
.FROM 40N TO 46N W OF 172E WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST POST-TROPICAL CYCLONE BARIJAT W OF AREA NEAR
43N155E 985 MB. WITHIN 420 NM NE QUADRANT WINDS 35 TO 50 KT. SEAS
9 TO 21 FT...HIGHEST NEAR 160E. ELSEWHERE W OF A LINE FROM
40N173E TO 50N162E...AND FROM 30N TO 40N W OF 164E WINDS 25 TO 35
KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST POST-TROPICAL CYCLONE BARIJAT W OF AREA NEAR
48N155E 982 MB. W OF A LINE FROM 42N174E TO 51N164E WINDS 35 TO
50 KT. SEAS 12 TO 26 FT...HIGHEST NEAR 160E. ELSEWHERE W OF A
LINE FROM 53N167E TO 40N178E...AND FROM 30N TO 40N W OF 168E
WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.

...GALE WARNING...
.LOW 47N178W 1009 MB MOVING NE 35 KT. FROM 42N TO 46N BETWEEN
172W AND 174E WINDS 20 TO 30 KT. SEAS TO 9 FT.
.12 HOUR FORECAST LOW 48N165W 1002 MB. WITHIN 300 NM SE AND S
SEMICIRCLES WINDS 25 TO 35 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 49N160W 993 MB. CONDITIONS DESCRIBED ABOVE
WITH LOW 53N169W.

.SYNOPSIS AND FORECAST.

.LOW 60N148W 1005 MB DRIFTING NW. WITHIN 420 NM S SEMICIRCLE
WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

.FROM 30N TO 50N BETWEEN 120W AND 140W WINDS TO 25 KT. SEAS TO 10
FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 46N
BETWEEN 172W AND 180W...AND FROM 55N TO 57N BETWEEN 175E AND
173E.
.24 HOUR FORECAST DENSE FOG FROM 55N TO 59N BETWEEN 163W AND
172W.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 55N BETWEEN 138W AND
142W...FROM 41N TO 44N BETWEEN 169E AND 165E...AND WITHIN 120 NM
N OF THE ALEUTIANS BETWEEN 158W AND 166W.

.FORECASTER EHRBAR. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 0600 UTC THU OCT 10.
24 HOUR FORECAST VALID 0600 UTC FRI OCT 11.
48 HOUR FORECAST VALID 0600 UTC SAT OCT 12.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.GULF OF TEHUANTEPEC WITHIN 16N94.5W TO 16N95W TO 15.5N95.5W TO
15N95.5W TO 14N95W TO 14.5N94.5W TO 16N94.5W N WINDS 20 TO 25
KT. SEAS TO 8 FT.
.24 HOUR FORECAST GULF OF TEHUANTEPEC WITHIN 16N95W TO 15N96W TO
13N96W TO 14N95W TO 14N94W TO 16N95W N TO NE WINDS 20 TO 30 KT.
SEAS TO 10 FT IN MERGING NE AND SW SWELL.
.48 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 15N96W TO 14N97W TO
13N96W TO 14N95W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...
N TO NE WINDS 20 TO 30 KT. SEAS TO 10 FT. ELSEWHERE WITHIN
12N96W TO 15N94W TO 15N95W TO 08N101W TO 08N98W TO 10N95W TO
12N96W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MERGING NE AND SW
SWELL.

.WITHIN 02S119W TO 02S120W TO 03.4S120W TO 03.4S113W TO 02S119W
WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 07N120W TO 06N131W TO 01N132W TO
00N120W TO 03.4S120W TO 03.4S100W TO 07N120W WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN SW SWELL.
.48 HOUR FORECAST WITHIN 06N103W TO 12N120W TO 05N125W TO
03.4S120W TO 03S95W TO 06N103W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN SW SWELL.

.42 HOUR FORECAST WITHIN 30N138.5W TO 30N140W TO 29.5N140W TO
29.5N139.5W TO 29.5N139W TO 30N138.5W WINDS 20 KT OR LESS. SEAS
8 FT IN NW SWELL.
.48 HOUR FORECAST WITHIN 30N135W TO 30N140W TO 28N140W TO
29N137W TO 30N135W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW
SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0830 UTC THU OCT 10...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 11.5N72W TO 12.5N87W TO 12N114W TO
10N121W THEN TRANSITIONS TO ITCZ AND CONTINUES TO 09N125W TO
BEYOND 10N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION
FROM 03N TO 07N E OF 79W...FROM 06.5N TO 13N BETWEEN 81W AND
95W...AND FROM 05.5N TO 09N BETWEEN 95W AND 106W.


.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.

$$